Whales' Vital Role In Our Oceans - a podcast by NPR

Whales are more than just beautiful creatures — they play a vital role in the ocean's ecosystem. Today, Asha de Vos, marine biologist and pioneer of long-term blue whale research within the Northern Indian Ocean, explains why protecting whales is crucial for protecting the entire sea in this excerpt of TED Radio Hour.

Listen to the full episode, An SOS From The Ocean, here.

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